CVE-2017-20174

Name: CVE-2017-20174
Creator: NVD / NIST
Published: 2023-01-19T08:15:12.62+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.79%

Last modified Jun 17, 2026

CVE-2017-20174 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability was found in bastianallgeier Kirby Webmentions Plugin and classified as problematic. Affected by this issue is some unknown functionality. EPSS estimates a 0.79% chance of exploitation in the next 30 days.

Description

A vulnerability was found in bastianallgeier Kirby Webmentions Plugin and classified as problematic. Affected by this issue is some unknown functionality. The manipulation leads to injection. The attack may be launched remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The patch is identified as 55bedea78ae9af916a9a41497bd9996417851502. It is recommended to apply a patch to fix this issue. VDB-218894 is the identifier assigned to this vulnerability.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.79%

51.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-74

Affected Software

Vendor	Product	Versions
Getkirby	Webmentions	< 2017-02-01

References

https://github.com/bastianallgeier/kirby-webmentions/commit/55bedea78ae9af916a9a41497bd9996417851502Patch, Third Party Advisory
https://vuldb.com/?ctiid.218894Permissions Required, Third Party Advisory
https://vuldb.com/?id.218894Third Party Advisory
https://github.com/bastianallgeier/kirby-webmentions/commit/55bedea78ae9af916a9a41497bd9996417851502Patch, Third Party Advisory
https://vuldb.com/?ctiid.218894Permissions Required, Third Party Advisory
https://vuldb.com/?id.218894Third Party Advisory

Timeline

Published: Jan 19, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-20174?

How severe is CVE-2017-20174?

CVE-2017-20174 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.79% probability of exploitation in the next 30 days.

How do I fix CVE-2017-20174?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-20174?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST